underlein

🎂

Happy Birthday, Code Golf

Solve any hole on 2 Oct.

Not yet earned 336 golfers (3%)

🇺🇸

Independence Day

Solve United States on 4 Jul.

Earned 4 Jul 2023 207 golfers (2%)

🌌

May the 4ᵗʰ Be with You

Solve Star Wars Opening Crawl on 4 May.

Earned 4 May 2023 158 golfers (1%)

🥧

Pi Day

Solve π on 14 Mar.

Earned 14 Mar 2023 247 golfers (2%)

🎅

Twelvetide

Solve 12 Days of Christmas during 25 Dec – 5 Jan.

Earned 1 Jan 2024 402 golfers (3%)

🧛

Vampire Byte

Solve Vampire Numbers on 31 Oct.

Earned 31 Oct 2023 233 golfers (2%)

[ 5 / 6 ] Date Specific

🗳️

Like, Comment, Subscribe

Vote for (or against) an idea.

Not yet earned 476 golfers (4%)

⭐

My God, It’s Full of Stars

Star the Code Golf repository.

Not yet earned 918 golfers (8%)

💾

Patches Welcome

Contribute a merged PR to the Code Golf repository.

Not yet earned 85 golfers (0%)

[ 0 / 3 ] GitHub

💼

Interview Ready

Solve Fizz Buzz.

Earned 9 Dec 2022 6,173 golfers (59%)

🧙

Alchemist

Solve Game of Life in Elixir.

Not yet earned 24 golfers (0%)

📚

Archivist

Solve ISBN in any three languages that predate ISBN.

0 / 3 24 golfers (0%)

🪛

Assembly Required

Solve Seven Segment in Assembly.

Not yet earned 21 golfers (0%)

🐦

Bird Is the Word

Solve Levenshtein Distance in any three of AWK, Prolog, SQL, Swift, Tcl, or Wren.

0 / 3 22 golfers (0%)

☕

Caffeinated

Solve any hole in any two of Civet, Java, or JavaScript.

Not yet earned 514 golfers (4%)

🎳

COBOWL

Solve Ten-pin Bowling in COBOL.

Not yet earned 15 golfers (0%)

👄

Dammit, Janet!

Solve Rock-paper-scissors-Spock-lizard in Janet.

Not yet earned 25 golfers (0%)

🐘

ElePHPant in the Room

Solve any hole in PHP.

Not yet earned 900 golfers (8%)

🏥

Emergency Room

Solve 𝑒 in R.

Not yet earned 92 golfers (0%)

😈

Evil Scheme

Solve Evil Numbers or Evil Numbers (Long) in Scheme.

Not yet earned 34 golfers (0%)

🐟

Fish ’n’ Chips

Solve Poker in ><>.

Not yet earned 8 golfers (0%)

🏞️

Go Forth!

Solve any hole in both Go and Forth.

Not yet earned 99 golfers (0%)

🍀

Happy-Go-Lucky

Solve Happy Numbers and Lucky Numbers in Go.

0 / 2 66 golfers (0%)

🍯

Hextreme Agony

Solve Hexdump in Hexagony.

Not yet earned 8 golfers (0%)

🧠

Inception

Solve brainfuck in brainfuck.

Not yet earned 20 golfers (0%)

💍

Jeweler

Solve Diamonds in Crystal and Ruby.

0 / 2 68 golfers (0%)

😛

Just Kidding

Solve any hole in both J and K.

Not yet earned 112 golfers (1%)

🐑

Mary Had a Little Lambda

Solve λ in any three of Clojure, Coconut, Haskell, Lisp, or Scheme.

0 / 3 50 golfers (0%)

📴

Off-the-grid

Solve Sudoku or Sudoku (Fill-in) in Hexagony.

Not yet earned 3 golfers (0%)

🐍

Ouroboros

Solve Quine in Python.

Not yet earned 795 golfers (7%)

🔠

Pangramglot

Solve Pangram Grep in languages whose combined names form a pangram.

0 / 26 33 golfers (0%)

🎮

S-box 360

Solve Rijndael S-box in any Microsoft language.

Not yet earned 50 golfers (0%)

🪞

Solve Quine

Earned 10 Dec 2022 1,383 golfers (13%)

🎺

Sounds Quite Nice

Solve Musical Chords in any three of C, C#, D, or F#.

0 / 3 21 golfers (0%)

🐪

Tim Toady

Solve any hole in both Perl and Raku.

Not yet earned 268 golfers (2%)

🗜

Under Pressure

Solve Pascal’s Triangle in Pascal.

Not yet earned 97 golfers (0%)

❌

X-Factor

Solve Factorial Factorisation in Factor.

Not yet earned 28 golfers (0%)

[ 2 / 28 ] Hole/Lang Specific

🍷

Aged like Fine Wine

Leave a passing solution alone for one year.

Earned 9 Dec 2023 8,388 golfers (81%)

☣️

Biohazard

Add a bio to your profile.

Not yet earned 130 golfers (1%)

🧪

Black-box Testing

Solve an experimental hole. Or solve any hole in an experimental language.

Not yet earned 495 golfers (4%)

🌈

Different Strokes

Solve any hole using different bytes and chars solutions.

Earned 11 Feb 2023 909 golfers (8%)

🔦

Double-slit Experiment

Solve an experimental hole in an experimental language.

Not yet earned 79 golfers (0%)

🔣

Polyglot

Solve any hole in a dozen different languages.

1 / 12 315 golfers (3%)

🍖

Polyglutton

Solve any hole in two dozen different languages.

1 / 24 184 golfers (1%)

🕉️

Omniglot

Solve any hole in three dozen different languages.

1 / 36 112 golfers (1%)

🍱

Omniglutton

Solve any hole in four dozen different languages.

1 / 48 70 golfers (0%)

🦋

Real Programmers

Real programmers solve any hole in VimL while using the Vim keymap.

Not yet earned 117 golfers (1%)

🗑️

rm -rf

Delete a solution.

Not yet earned 132 golfers (1%)

📕

RTFM

Visit the About page.

Earned 10 Dec 2022 3,709 golfers (36%)

🦥

Slowcoach

Fail any hole by exceeding the time limit.

Earned 10 Dec 2022 3,979 golfers (38%)

🥪

Smörgåsbord

Solve a hole in each of the six categories.

5 / 6 553 golfers (5%)

🥡

Takeout

Export your Code Golf Data.

Earned 10 Dec 2022 529 golfers (5%)

🧶

tl;dr

Submit a solution that is rejected for being too long.

Not yet earned 394 golfers (3%)

[ 5 / 16 ] Miscellaneous

👋

Hello, World!

Solve your first hole.

Earned 9 Dec 2022 9,708 golfers (94%)

🏌️

Fore!

Solve your fourth hole.

Earned 17 Apr 2023 3,607 golfers (35%)

🎸

Up to Eleven

Solve your eleventh hole.

10 / 11 1,634 golfers (15%)

🍞

Baker’s Dozen

Solve your thirteenth hole.

10 / 13 1,411 golfers (13%)

🍺

The Watering Hole

Solve your nineteenth hole.

10 / 19 998 golfers (9%)

🃏

Blackjack

Solve your twenty-first hole.

10 / 21 910 golfers (8%)

🔞

Rule 34

Solve your thirty-fourth hole.

10 / 34 530 golfers (5%)

😴

Forty Winks

Solve your fortieth hole.

10 / 40 454 golfers (4%)

👍

DON’T PANIC!

Solve your forty-second hole.

10 / 42 432 golfers (4%)

🎯

Bullseye

Solve your fiftieth hole.

10 / 50 339 golfers (3%)

🚗

Gone in 60 Holes

Solve your sixtieth hole.

10 / 60 273 golfers (2%)

👅

Cunning Linguist

Solve your sixty-ninth hole.

10 / 69 227 golfers (2%)

🚢

Phileas Fogg

Solve your eightieth hole.

10 / 80 169 golfers (1%)

🖥️

x86

Solve your eighty-sixth hole.

10 / 86 145 golfers (1%)

📐

Right On!

Solve your ninetieth hole.

10 / 90 124 golfers (1%)

🎈

Neunundneunzig Luftballons

Solve your ninety-ninth hole.

10 / 99 97 golfers (0%)

💯

Centenarian

Solve your hundredth hole.

10 / 100 95 golfers (0%)

🦫

Busy Beaver

Solve your one hundred and seventh hole.

10 / 107 59 golfers (0%)

🪄

Disappearing Act

Solve your eleventy-first hole.

10 / 111 0 golfers (0%)

[ 2 / 19 ] Total Holes

👁️

Big Brother

Earn 1,984 total points in either bytes or chars scoring.

Earned 10 Dec 2022 3,817 golfers (37%)

🐉

It’s Over 9000!

Earn over 9,000 total points in either bytes or chars scoring.

5,695 / 9,001 1,263 golfers (12%)

🐋

Twenty Kiloleagues

Earn 20,000 total points in either bytes or chars scoring.

5,695 / 20,000 591 golfers (5%)

🏃

Marathon Runner

Earn 42,195 total points in either bytes or chars scoring.

5,695 / 42,195 240 golfers (2%)

🪦

0xDEAD

Earn 57,005 total points in either bytes or chars scoring.

5,695 / 57,005 153 golfers (1%)

[ 1 / 5 ] Total Points